Operating Instructions | symphony 5.3 A – 06/2009
9
Cleaning and disinfection
9
Cleaning and disinfection
52
9.3.2 Activating the 90 °C decontamination routine
Preparation of decontamination
Before running the decontamination routine, fill the water tray with 300 ml
of water.
1. Turn the device on:
Press power switch.
All indicators on the control panel illuminate. The software version
is shown at the temperature display and at the CO
2
display.
2. Ventilate work space:
Open both doors until the acoustic alarm sounds after 30 seconds.
The current actual values flash at the displays, the door LED illumi-
nates, the acoustic alarm sounds after 30 seconds.
3. Start the routine:
Keep the
key depressed for 5 seconds.
The 90 °C LED flashes.
Close the device doors:
The actual value is shown at the temperature display. The remaining
run time is shown at the CO2 display. The door LED goes off.
4. Complete the routine:
Keep the
key depressed for 5 seconds.
Indication of running routine
The display returns to the normal operating state (incubation opera-
tion).
9.3.3 Cancelling the 90 °C decontamination routine
1. Cancel a routine phase:
Keep the
key depressed for 5 seconds.
The routine advances to the next phase.
2. Cancel the routine completely:
To completely cancel the routine, each phase must be skipped indi-
vidually by pressing the key until a remaining run time of 0 hours is
displayed.
Indication of canceled routines
When the last phase (postheating phase) has been skipped, the rou-
tine is completely canceled.
